IDEA-73345 Completion does not propose generic parameters of a method until the header is complete

java/java-tests/testData/codeInsight/completion/normal/UnfinishedMethodTypeParameter.java

@@ -0,0 +1,5 @@
+import java.util.ArrayList;
+
+class A {
+  public static <MyParameter, MySecondParameter> ArrayList<My<caret>>
+}

java/java-tests/testData/codeInsight/completion/normal/UnfinishedMethodTypeParameter2.java

@@ -0,0 +1,5 @@
+import java.util.ArrayList;
+
+class A {
+  public static <MyParameter, MySecondParameter> My<caret>>
+}